Home / 1,671,330.39-2,306,435.90-907,384.02

Finding the Fourth Proportional to 1,671,330.39, 2,306,435.90 and 907,384.02

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Solution

The fourth proportional to 1,671,330.39, 2,306,435.90 and 907,384.02 is: 1,252,189.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,671,330.39 : 2,306,435.90 = 907,384.02 : x
  2. Step 2: Convert to fraction form
    1,671,330.39/2,306,435.90 = 907,384.02/x
  3. Step 3: Cross multiply
    1,671,330.39x = 2,306,435.90 × 907,384.02
  4. Step 4: Simplify right side
    1,671,330.39x = 2,092,823,074,277.40
  5. Step 5: Solve for x
    x = 2,092,823,074,277.40/1,671,330.39
  6. Step 6: Final answer
    x = 1,252,189.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.